import "github.com/byte-mug/fastnntp-backend2/storage/ovldb"
Stores overview data into a LevelDB database.
type OvKeyFormat interface { // contains filtered or unexported methods }
Handles the format of the LevelDB keys.
func GetKF_V1() OvKeyFormat
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type OvLDB struct { OvKeyFormat OvValFormat DB *leveldb.DB }
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func OpenOvLDB(path string) (*OvLDB, error)
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func OpenSpoolOvLDB(spool string, o *opt.Options) (*OvLDB, error)
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func (ov *OvLDB) FetchAll(grp []byte, num, lastnum int64, tk *storage.TOKEN, ove *storage.OverviewElement) (cur storage.Cursor, err error)
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func (ov *OvLDB) FetchOne(grp []byte, num int64, tk *storage.TOKEN, ove *storage.OverviewElement) (rel storage.Releaser, err error)
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func (ov *OvLDB) GroupStat(grp []byte) (num, low, high int64, err error)
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func (ov *OvLDB) GroupWriteOv(grp []byte, autonum bool, md *storage.Article_MD, tk *storage.TOKEN, ove *storage.OverviewElement) (err error)
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func (ov *OvLDB) InitGroup(grp []byte) (err error)
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func (ov *OvLDB) SeekOne(grp []byte, num int64, back bool, tk *storage.TOKEN, ove *storage.OverviewElement) (rel storage.Releaser, err error)
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type OvValFormat interface { // contains filtered or unexported methods }
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func GetVF_V1() OvValFormat
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import "encoding/binary"
import "errors"
import "fmt"
import "github.com/byte-mug/fastnntp-backend2/storage"
import "github.com/byte-mug/fastnntp-backend2/utils/minihash"
import "github.com/syndtr/goleveldb/leveldb"
import "github.com/syndtr/goleveldb/leveldb/iterator"
import "github.com/syndtr/goleveldb/leveldb/opt"
import "github.com/syndtr/goleveldb/leveldb/util"
import "io"
import "path/filepath"
import "sync"